Re: [mpls-tp] MPLS-TP tunnel and PW establishment over multiple different operators

[venkatesan mahalingam <[e-mail]>]

Hi,
Can transport guys please reply to the below query?

Thanks,
Venkat.

On 6/30/10, venkatesan mahalingam <[e-mail]> wrote:
> Hi,
> Can we establish a LSP/PW between MPLS-TP operators with different
> identifiers (ICC and Global_ID)?
>
> for example,
>
> Operator1 ----------Operator2----------------Operator3----------------Operator-4
> (ICC)                    (ICC)                    (Global_ID)               (Global_ID)
>
> Can single LSP/PW be traversed between Operator1 and Operator-4?
> If the answer is NO, do we need to maintain two LSPs/PWs, one between
> Operator1 and Operator2 and
> another one between Operator3 and Operator4 and LSP/PW stitching with these
> two LSPs/PWs for communication across operators?
>
>
> Thanks,
> Venkat.
>
> On Mon, Jun 28, 2010 at 11:13 PM, venkatesan mahalingam <
> [e-mail]> wrote:
>
>> Hi,
>>
>> Please clarify whether the below operations are valid for MPLS-TP
>> deployment.
>>
>> For example,
>> *Scenario-1:*
>> Operator1 -------------------Operator2--------------------Operator3
>>  (ICC - IP capable)    (ICC- IP capable)        (ICC IP incapable)
>>
>>  Can single LSP/PW be established over ICC based operators in an IP and
>> Non-IP environments?
>>  **
>> *Scenario-2:*
>> Operator1
>> -------------------Operator2--------------------Operator3----------------------Operator-4
>>  (ICC - IP capable)    (ICC- IP capable)        (ICC IP
>> incapable)               (ICC IP incapable)
>>
>> Can single LSP/PW be established between Operator1 and Opearator-4?
>> If the answer is NO, do we need to maintain two LSPs/PWs, one between
>> Operator1 and Operator2 and
>> another one between Operator3 and Operator4 and LSP/PW stitching with
>> these
>> two LSPs/PWs?
>>
>>  *Scenario-3:*
>> Operator1
>> ---------------------------Operator2--------------------------------Operator3
>> (Global_ID - IP capable)    (Global_ID - IP capable)        (Global_ID IP
>> incapable)
>>
>>  Can single LSP/PW be established over Global_ID based operators in an IP
>> and Non-IP environments?
>>  **
>> *Scenario-4:*
>> Operator1
>> -----------------------------Operator2------------------------Operator3------------------------------Operator-4
>>  (Global_ID - IP capable)    (Global_ID- IP capable)        (Global_ID IP
>> incapable)       (Global_ID IP incapable)
>>
>> Can single LSP/PW be established between Operator1 and Opearator-4?
>> If the answer is NO, do we need to maintain two LSPs/PWs, one between
>> Operator1 and Operator2 and
>> another one between Operator3 and Operator4 and LSP/PW stitching with
>> these
>> two LSPs/PWs?
>>
>> *Scenario-5:*
>>  Operator1
>> --------------------------------Operator2--------------------Operator3
>>  (Global_ID- IP capable)         (ICC- IP capable)        (Global_ID IP
>> capable)
>>
>>  Can single LSP/PW be established over different operators in an IP
>> environments?
>>  **
>>  *Scenario-6:*
>>  Operator1
>> -----------------------------Operator2--------------------Operator3
>>  (ICC- IP incapable)         (Global- IP incapable)        (ICC IP
>> incapable)
>>
>>  Can single LSP/PW be established over different operators in an Non-IP
>> environments?
>>
>> *Scenario-7:*
>> Operator1
>> -------------------Operator2--------------------Operator3---------------------------Operator-4
>>  (ICC - IP capable)    (ICC- IP capable)        (Global_ID IP
>> capable)            (Global_ID IP capable)
>>
>> Can single LSP/PW be established between Operator1 and Opearator-4?
>> If the answer is NO, do we need to maintain two LSPs/PWs, one between
>> Operator1 and Operator2 and
>> another one between Operator3 and Operator4 and LSP/PW stitching with
>> these
>> two LSPs/PWs?
>>
>>  *Scenario-8:*
>> Operator1
>> -------------------Operator2--------------------Operator3---------------------------Operator-4
>>  (ICC - IP capable)    (ICC- IP capable)        (Global_ID IP
>> incapable)          (Global_ID IP incapable)
>>
>> Can single LSP/PW be established between Operator1 and Opearator-4?
>> If the answer is NO, do we need to maintain two LSPs/PWs, one between
>> Operator1 and Operator2 and
>> another one between Operator3 and Operator4 and LSP/PW stitching with
>> these
>> two LSPs/PWs?
>>
>>  *Scenario-9:*
>> Operator1
>> -------------------Operator2-----------------------------Operator3---------------------------Operator-4
>>  (ICC - IP capable)    (Global_ID- IP capable)        (ICC IP
>> incapable)          (Global_ID IP incapable)
>>
>> Can single LSP/PW be established between Operator1 and Opearator-4?
>> If the answer is NO, do we need to maintain two LSPs/PWs, one between
>> Operator1 and Operator2 and
>> another one between Operator3 and Operator4 and LSP/PW stitching with
>> these
>> two LSPs/PWs?
>>
>>  *Scenario-9:*
>> Operator1
>> -------------------------Operator2------------------------Operator3---------------------------Operator-4
>>  (ICC - IP capable)    (Global_ID- IP incapable)        (Global_ID IP
>> capable)          (ICC IP incapable)
>>
>> Can single LSP/PW be established between Operator1 and Opearator-4?
>> Is this a valid scenario?
>>
>> --
>> Best Regards,
>> Venkatesan Mahalingam.
>>
>
>
>
> --
> Best Regards,
> Venkatesan Mahalingam.
>


-- 
Best Regards,
Venkatesan Mahalingam.